A process for preparing oxadiazolopyrimidines of the formula ##STR1## wherein R is alkyl or alkoxyalkyl, by reacting a compound of the formula ##STR2## wherein R is as set forth above, with phosgene, is described.
描述了一种制备配方为##STR1##的氧代二氮杂
吡咯啉的过程,其中R是烷基或烷氧基烷基,通过将配方为##STR2##的化合物与
光气反应来实现,其中R如上所述。